Good luck tomorrow at the docs bads. Dont leave without a prescription for something or other! Ask them to go through any side effects with you. Topiramate gives pretty bad side effects. Avoid imo.
That was a cracking ep of Doctor Who. 
Missed second half of MasterShout - will watch tomorrow with ds, who loves it.
letus oooh do give the classes a go...if only so you can report back to us about the instructor...